Component for a lock



FIG. 1 is a perspective view of a side component for a lock according to our new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is an interior view thereof;

FIG. 5 is an exterior view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a front view thereof.

Any elements shown in broken lines form no part of the claimed design. 

CLAIM The ornamental design component for a lock, as shown and described. 